Added tests

Author: Monk-AbhinayVerma

src/test/java/com/thealgorithms/bitmanipulation/OnesComplementTest.java

@@ -1,7 +1,6 @@
 package com.thealgorithms.bitmanipulation;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertThrows;
 
 import org.junit.jupiter.api.Test;
 
@@ -12,7 +11,7 @@
 public class OnesComplementTest {
 
     @Test
-    public void testOnesComplement_AllZeroes() {
+    public void testOnesComplementAllZeroes() {
 
         // Test cases with all-zero binary strings
         assertEquals("1111", OnesComplement.onesComplement("0000"));
@@ -22,7 +21,7 @@ public void testOnesComplement_AllZeroes() {
     }
 
     @Test
-    public void testOnesComplement_AllOnes() {
+    public void testOnesComplementAllOnes() {
         // Test cases with all-one binary strings
         assertEquals("0000", OnesComplement.onesComplement("1111"));
         assertEquals("000", OnesComplement.onesComplement("111"));
@@ -31,7 +30,7 @@ public void testOnesComplement_AllOnes() {
     }
 
     @Test
-    public void testOnesComplement_MixedBits() {
+    public void testOnesComplementMixedBits() {
         // Test more mixed binary patterns
         assertEquals("1010", OnesComplement.onesComplement("0101"));
         assertEquals("0101", OnesComplement.onesComplement("1010"));
@@ -41,7 +40,7 @@ public void testOnesComplement_MixedBits() {
     }
 
     @Test
-    public void testOnesComplement_EmptyString() {
+    public void testOnesComplementEmptyString() {
         // Test empty string scenario
         assertEquals("", OnesComplement.onesComplement(""));
     }

src/test/java/com/thealgorithms/bitmanipulation/TwosComplementTest.java

@@ -11,7 +11,7 @@
 public class TwosComplementTest {
 
     @Test
-    public void testTwosComplement_AllZeroes() {
+    public void testTwosComplementAllZeroes() {
         // Test with a binary number consisting entirely of zeroes
         assertEquals("10000", TwosComplement.twosComplement("0000"));
         assertEquals("1000", TwosComplement.twosComplement("000"));
@@ -20,7 +20,7 @@ public void testTwosComplement_AllZeroes() {
     }
 
     @Test
-    public void testTwosComplement_AllOnes() {
+    public void testTwosComplementAllOnes() {
         // Test with a binary number consisting entirely of ones
         assertEquals("00001", TwosComplement.twosComplement("11111"));
         assertEquals("0001", TwosComplement.twosComplement("1111"));
@@ -29,7 +29,7 @@ public void testTwosComplement_AllOnes() {
     }
 
     @Test
-    public void testTwosComplement_MixedBits() {
+    public void testTwosComplementMixedBits() {
         // Test with binary numbers with mixed bits
         assertEquals("1111", TwosComplement.twosComplement("0001")); // 1's complement: 1110, then add 1: 1111
         assertEquals("1001", TwosComplement.twosComplement("0111")); // 1's complement: 1000
@@ -38,14 +38,14 @@ public void testTwosComplement_MixedBits() {
     }
 
     @Test
-    public void testTwosComplement_SingleBit() {
+    public void testTwosComplementSingleBit() {
         // Test with single bit
         assertEquals("10", TwosComplement.twosComplement("0"));
         assertEquals("1", TwosComplement.twosComplement("1"));
     }
 
     @Test
-    public void testTwosComplement_WithLeadingZeroes() {
+    public void testTwosComplementWithLeadingZeroes() {
         // Test with leading zeroes in the input
         assertEquals("1111", TwosComplement.twosComplement("0001"));
         assertEquals("101", TwosComplement.twosComplement("011"));